Moment of inertia of ROD

Question 1

ROD (axis through C.G of horizontal rod)

Answer 1

I=(ML^2)/12

Question 2

ROD (axis through CG through slanted rod)

Answer 2

I=(ML^2sin^2o)/12

Question 3

ROD (axis through face of horizontal rod )

Answer 3

I=(ML^2)/3

Question 4

ROD ( axis through face of slanted rod)

Answer 4

I=(ML^2sino)/3